[Don't merge] Add empty flex transfer - #317

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: aws-actions/configure-aws-credentials@v5.1.1, rlespinasse/github-slug-action@v3.x, toko-bifrost/ms-teams-deploy-card@dcc94e4ce4088b1e6b6de5c9a3cda4ddcbe97d2e. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/